128481236

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{6131}}^1$

素因数の和:6192

約数の個数: 36

約数和(自身を含む): 251362944

約数和(自身を除く): 122881708

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 1612, 5239, 6131, 10478, 12262, 20956, 24524, 79703, 159406, 190061, 318812, 380122, 760244, 1036139, 2072278, 2470793, 4144556, 4941586, 9883172, 32120309, 64240618, 128481236]

約数ペア:

[(1, 128481236), (2, 64240618), (4, 32120309), (13, 9883172), (26, 4941586), (31, 4144556), (52, 2470793), (62, 2072278), (124, 1036139), (169, 760244), (338, 380122), (403, 318812), (676, 190061), (806, 159406), (1612, 79703), (5239, 24524), (6131, 20956), (10478, 12262)]